Siregar, Pinondang Hotria. 2023. “THE INFLUENCE OF ELDERLY EXERCISE ON BLOOD PRESSURE IN ELDERLY AT POSYANDU SUKAMAKMUR SIANTAR MARIHAT PEMATANG SIANTAR”. Jurnal Ilmu Kesehatan Abdurrab 1 (2):133-37. https://jurnal.univrab.ac.id/index.php/jika/article/view/3716.